Home / 1,837,340.81-2,535,594.16-1,021,578.88

Finding the Fourth Proportional to 1,837,340.81, 2,535,594.16 and 1,021,578.88

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Solution

The fourth proportional to 1,837,340.81, 2,535,594.16 and 1,021,578.88 is: 1,409,814.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,340.81 : 2,535,594.16 = 1,021,578.88 : x
  2. Step 2: Convert to fraction form
    1,837,340.81/2,535,594.16 = 1,021,578.88/x
  3. Step 3: Cross multiply
    1,837,340.81x = 2,535,594.16 × 1,021,578.88
  4. Step 4: Simplify right side
    1,837,340.81x = 2,590,309,433,214.41
  5. Step 5: Solve for x
    x = 2,590,309,433,214.41/1,837,340.81
  6. Step 6: Final answer
    x = 1,409,814.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.